﻿using System;
using System.Collections.Generic;
using System.Text;

namespace DesignPattern.CompositePattern03
{
    public class CompositePattern
    {
        public static void Run()
        {
            Console.WriteLine("组合模式1");
            // Create a tree structure
            Composite root = new Composite("root");
            root.Add(new Leaf("Leaf A"));
            root.Add(new Leaf("Leaf B"));

            Composite comp = new Composite("Composite X");
            comp.Add(new Leaf("Leaf XA"));
            comp.Add(new Leaf("Leaf XB"));

            root.Add(comp);
            root.Add(new Leaf("Leaf C"));

            // Add and remove a leaf
            Leaf leaf = new Leaf("Leaf D");
            root.Add(leaf);
            root.Remove(leaf);

            // Recursively display tree
            root.Display(1);
        }
    }
}
